The main ingredient in a traditional Indian curry varies according to the regional cuisine and the specific dish, but a common base is typically made from a combination of spices, vegetables, and sometimes protein or legumes. Common ingredients often include onions, tomatoes, ginger, garlic, and various spices such as cumin, coriander, turmeric, and garam masala. Lentils, chicken, lamb, or paneer are frequently added for protein. The emphasis on spices and herbs provides curries with rich flavors and aromatic qualities. Each region in India boasts its specialties, showcasing the diversity of flavors intrinsic to Indian culinary traditions.